Set the alarm clock for 6:27 am

 

Leave this tab open — the alarm only rings while the tab stays open.

The alarm goes off in: ::
 
 

Going to bed for a 6:27 am alarm

  • Asleep by 9:12 pm — 6 full sleep cycles, about 9 hours
  • Asleep by 10:42 pm — 5 full sleep cycles, about 7 hours
  • Asleep by 12:12 am — 4 full sleep cycles, about 6 hours

A sleep cycle runs about 90 minutes, and most people take around 15 minutes to drop off. Waking at the end of a cycle feels easier than waking in the middle of one.

6:27 am across the country

Sydney6:27 am
Brisbane6:27 am
Adelaide5:57 am
Perth4:27 am
Darwin5:57 am

Times are worked out live in your browser, so daylight saving is already accounted for.

How to use the online alarm clock

Between the commute and the first coffee, 6:27 am is often the last checkpoint before the day properly starts. This tool sets a browser alarm for 6:27 am that rings through your device's speakers, handy for a desk you're already sitting at or a laptop open on the kitchen bench.

Set your preferred sound, press Start, then leave the tab where it is. Everything happens inside the browser — no background app, no notification pushed from a server — so an open tab is what actually makes the alarm ring at the right time.

Unlike a phone alarm, this one won't ring if you close the tab, put the computer to sleep, or shut the lid, so it suits a desk, a kitchen bench, or anywhere the device stays powered on and awake. It's free to use and doesn't need an account, but it's not built for unattended overnight use. On a 24-hour clock 6:27 am is written 06:27, and spoken aloud it's twenty-seven minutes past six in the morning. You'll also see it written 6.27 am — a full stop instead of the colon means the same time. Whether you would say set alarm for 6:27 am or put an alarm on for 6:27 am, the steps are the same: pick a sound, press Start, leave the tab open.

Common questions

Can I use this on my phone instead of a laptop?

Yes, it works in a mobile browser the same way, but phones are more likely to lock the screen or sleep, which can stop the alarm from ringing. A laptop or desktop tends to be more reliable for this.

Can I set more than one alarm at a time?

This page is built around a single alarm at a time. For multiple alarms, open a separate tab for each one and set a different time in each, keeping every tab open until it's rung.

Why use a browser alarm instead of my phone's built-in one?

Mainly for reliability against silent mode, do-not-disturb, or a phone left charging out of earshot. It's a useful backup or a desk-based alternative, though it depends on this tab staying open rather than running in the background of your phone.

Is there a cost to use this?

No, it's free, with no sign-up and no limit on how many times you set it. It just needs the tab left open until the time you've chosen arrives.